^○Shoji Kikui, Junichi Miyahara, Hanako Sugiyama, Mutsuo Kohashi, Kentaro Yamakawa, Daisuke Danno, Yoshihiro Kashiwaya, Takao Takeshima (Department of Neurology, Tominaga hospital)

^○Hisanao Akiyama, Kenji Isahaya, Yasuhiro Hasegawa (Department of Neurology, St. Marianna University School of Medicine)

^○Tsubasa Takizawa, Jin Nakahara, Mamoru Shibata (Department of Neurology, Keio University School of Medicine)

^○Takemori Yamawaki, Ruoyi Ishikawa, Taku Tazuma, Masahiro Hayashi, Naoko Mine, Hiroyuki Naito, Takamichi Sugimoto, Eiichi Nomura (Hiroshima City Hiroshima Citizens Hospital)

^○Masayuki Miyamoto^1,2, Tomoyuki Miyamoto³ (1.Department of Clinical Medicine for Nursing Dokkyo Medical University School of Nursing, 2.Department of Neurology Dokkyo Medical University Hospital, 3.Department of Neurology Dokkyo Medical University Saitama Medical Center)

^○Hisaka Igarashi¹, Sungeun Jung², Kaname Ueda³, Zhihong Cai³, Tomomi Nakamura³ (1.Headache Care Unit, Department of Internal Medicine, Fujitsu Clinic, 2.Kantar, South Korea, 3.Eli Lilly Japan K.K.)

^○Takashi Mitsufuji¹, Naotoshi Tamura¹, Kazumichi Ohta¹, Hitoshi Kawasaki¹, Kei Ikeda¹, Ichirou Matsunari², Toshimasa Yamamoto¹, Nobuo Araki¹ (1.Department of neurology,Saitama medical school, 2.Department of radiology,Saitama medical school)

^○Daisuke Danno¹, Junichi Miyahara¹, Shoji Kikui¹, Kumiko Ishizaki¹, Johanna Wolf², Koichi Hirata³, Takao Takeshima¹ (1.Headache center, Department of Neurology, Tominaga hospital, 2.Division of Neurology, Department of Internal Medicine, Hyogo college of medicine, 3.Department of Neurology, Dokkyo medical university)

^○Ryosuke Fukazawa¹, Ryotarou Ishii², Masanori Cho¹, Yukihiro Hidaka¹, Hidesato Takezawa¹, Akihiro Fujii¹ (1.Department of Neurology, Saiseikai Shiga Hospital, 2.Department of Emergency Medicine, North Medical Center Kyoto Prefectual Univercity of Medicine)

^○Yasuhiro Ishibashi¹, Masako Kudo², Tetsuya Maeda², Haruki Shimoda³, Kiyomi Sakata³, Seiichiro Kobayashi⁴, Akira Ogawa⁴ (1.Neurology, Kitakami Saiseikai hospital, 2.Department of Neurology and Gerontology, Iwate Medical University, 3.Department of Hygiene and Preventive Medicine, Iwate Medical University, 4.Iwate Medical University)